"Her body used to work perfectly. For years, she tallied her orgasms, maintained a Top Humps list, and rated men on whether they excited her more mentally or physically-all with the purpose of finding the ideal love match. Now, as she moves into her thirties and is settled down with Serious Boyfriend Number Three, she's run into a problem. Sex hurts. She can't get wet. Her vagina, which has never led her astray before, suddenly seems like it might...